Gordon G. Gallup (Jr), Rebecca L. Burch: Semen Displacement as a Sperm Competition Strategy in Humans. In: Evolutionary Psychology. Band 2, Nr. 1, Januar 2004, S. 12–23, doi:10.1177/147470490400200105 (Volltext).
Gordon G. Gallup (Jr), Rebecca L. Burch: Semen Displacement as a Sperm Competition Strategy in Humans. In: Evolutionary Psychology. Band 2, Nr. 1, Januar 2004, S. 12–23, doi:10.1177/147470490400200105 (Volltext).